A natural number is **a number that occurs commonly and obviously in nature**. As such, it is a whole, non-negative number. The set of natural numbers, denoted N, can be defined in either of two ways: N = {0, 1, 2, 3, …}

##### What is natural number and example?

The natural numbers include the positive integers (also known as non-negative integers) and a few examples include 1, 2, 3, 4, 5, 6, … ∞. In other words, natural numbers are **a set of all the whole numbers excluding 0**. 23, 56, 78, 999, 100202, etc.